<template>
  <div id="game-app">
    <router-view />
  </div>
</template>

<script>
export default {
  name: "App",
  watch: {
    $route(to, from) {}
  },

  data() {
    return {};
  },
  created() {
    //在页面加载时读取sessionStorage里的状态信息
    if (sessionStorage.getItem("storedata")) {
      this.$store.replaceState(
        Object.assign(
          {},
          this.$store.state,
          JSON.parse(sessionStorage.getItem("storedata"))
        )
      );
    }
    //在页面刷新时将vuex里的信息保存到sessionStorage里
    window.addEventListener("beforeunload", () => {
      sessionStorage.setItem("storedata", JSON.stringify(this.$store.state));
    });
    // 兼容iphone手机

    window.addEventListener("pagehide", () => {
      console.log(this.$store.state);
      sessionStorage.setItem("storedata", JSON.stringify(this.$store.state));
    });
  },
  mounted() {}
};
</script>
<style lang="scss" scoped>
#game-app {
  height: 100%;
}
</style>